Home / 302,568.20-453,852.30-209,256.20

Finding the Fourth Proportional to 302,568.20, 453,852.30 and 209,256.20

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Solution

The fourth proportional to 302,568.20, 453,852.30 and 209,256.20 is: 313,884.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,568.20 : 453,852.30 = 209,256.20 : x
  2. Step 2: Convert to fraction form
    302,568.20/453,852.30 = 209,256.20/x
  3. Step 3: Cross multiply
    302,568.20x = 453,852.30 × 209,256.20
  4. Step 4: Simplify right side
    302,568.20x = 94,971,407,659.26
  5. Step 5: Solve for x
    x = 94,971,407,659.26/302,568.20
  6. Step 6: Final answer
    x = 313,884.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.